Open to new opportunities

Dan Peltier

Frontend UX/UI Developer | PHP / JavaScript / UX Engineering

Frontend-focused developer with a strong background in UX design, technical problem-solving, and hands-on implementation within real-world systems. I translate complex business workflows into intuitive, high-performance web interfaces - particularly where modern UX must integrate with existing or legacy codebases.

HTML5 / CSS3 Vanilla JavaScript jQuery / AJAX PHP UX / UI Design Wireframing User Flows Performance SEO
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Core Technical Skills

What I Bring to the Table

Frontend Development
HTML5 CSS3 Responsive Design JavaScript (Vanilla) jQuery AJAX / XHR Dynamic UI State Handling
Backend & Integration
PHP API Integration Data-Driven UI Git Workflows Legacy Codebases
UX / UI Design
Wireframing User Flows Layout Design Conversion Design eCommerce UX Dashboard Usability Rapid Prototyping
Performance & Optimization
SEO-Conscious Dev Asset Optimization Load Performance Lean UI Dev Framework-Free

Professional Experience

Where I've Made an Impact

Senior Solutions Engineer (Frontend / UX-Focused)

Rezolve AI formerly GroupBy Inc.
Toronto, ON Aug 2018 – Present
  • Led the full frontend implementation of groupbyinc.com, collaborating closely with a marketing designer to translate visual concepts into a responsive, production-ready site.
  • Built end-to-end using HTML, CSS, and JavaScript - performance, responsiveness, and SEO optimization throughout.
  • Delivered under aggressive timelines, earning internal recognition for speed and quality of execution.
  • Designed and implemented interactive web-based demos simulating real production environments via frontend technologies and API integrations.
  • Built UI workflows to represent complex eCommerce and AI-driven systems in a clear, intuitive, visually structured way.
  • Applied UX principles to improve usability, clarity, and engagement across internal and client-facing tools.
  • Collaborated cross-functionally with sales, product, engineering, and marketing teams to refine user flows and interface design.

Impact

  • Improved clarity and usability of complex technical solutions, increasing stakeholder understanding and engagement.
  • Enabled faster decision-making by presenting systems through intuitive, well-structured interfaces.
  • Consistently delivered high-quality UI implementations under tight timelines.

Professor - Technology & Problem Solving

Sheridan College
Oakville, ON Aug 2016 – Aug 2018
  • Taught structured problem-solving, system design, and real-world application development concepts.
  • Guided students in building practical technical solutions including web-based interfaces and application logic.
  • Simplified complex technical topics into accessible, engaging learning experiences.

Technology & Consulting Roles

Earlier Career
Various Sectors
  • Delivered technical solutions across financial services, healthcare, and digital platforms.
  • Built and modified web-based interfaces aligned with business workflows and user needs.
  • Contributed to UI design, usability improvements, and technical implementation in production environments.

Selected Projects

Things I've Built

Corporate Website - GroupBy Inc.✦ Praise

  • Collaborated with marketing design to evolve visual concepts into a fully realized web experience.
  • Owned full frontend implementation: layout, responsiveness, and interactive elements.
  • Optimized for performance, SEO, and cross-device usability.
  • Delivered a high-quality production site under tight timelines.

Shopify App Development✦ Praise

  • Designed and developed a custom app on the Shopify platform to support internal business workflows, integrating seamlessly with store data and SaaS
  • Built intuitive, user-friendly interfaces that enabled non-technical stakeholders to manage and interact with complex data efficiently
  • Leveraged Shopify APIs and webhooks to automate key processes (indexing, etc), reducing manual effort and improving operational accuracy
  • Collaborated with cross-functional teams to translate business requirements into scalable technical solutions, balancing rapid delivery with maintainable architecture

AI Demo & Workflow Interfaces✦ Praise

  • Built interactive UI systems to simulate AI-driven product experiences.
  • Designed user flows aligned with real eCommerce and operational processes.
  • Balanced technical constraints with usability and clarity improvements.

Philosophy

Design & Development Approach

Clarity Over Complexity

Prioritize clarity, usability, and performance over visual excess. Every element earns its place on the screen.

Legacy-Ready Thinking

Comfortable working within legacy or mixed PHP/JavaScript environments where real-world constraints apply.

Lean by Default

Prefer lean, maintainable solutions over heavy frontend frameworks. Less overhead, more control over every line.

User-First Efficiency

Focus on real-world workflows and user efficiency - not just aesthetics. Great UX solves actual problems.

Education & Training

Background & Learning

🎓

Diploma - Electronics Engineering Technology

DeVry Institute of Technology

📋

Management Skills for IT Professionals

Additional Training

📊

Managing IT Projects

Additional Training

⚡

Elasticsearch Engineer I

Additional Training